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Math

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Given (a+2,a-2)= a for all integers a, (6,2)=

a) 3
b) 4
c) 5
d) 6
e) 8



The cost of a drive-in movie is $y per vehicle. A group of friends in a van shared the admission cost by paying $0.40 each.If 6 more friends had gone along,everyone would have paid only $0.25 each. What is the value of $y?

a) 4
b) 6
c) 8
d) 10
e) 12

  • Math -

    1.
    Solve for a
    a+2=6
    a-2=2

    2.
    Let x=initial number of friends.
    0.4x = 0.25(x+6)
    Solve for x.

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